91色情片

Graph showing the gravitational wave signal from LIGO

Physics

Gravitational waves: Your cheat sheet on the find of the decade

The historic detection of gravitational waves, announced in February, left New Scientist with an unprecedented postbag of questions from readers. We didn't have space to answer them all, but we put a selection of them to gravitational wave expert Martin Hendry of the University of Glasgow, UK, who is a member of the LIGO collaboration that made the discovery

Colourful topographic map of Mercury

Space

First global Mercury map shows its hills and valleys in detail

Artist's impression of trappist-1 exoplanet system

Space

New exoplanet trio may have been dried out by fiery young star

Totality by Katie Paterson

Syzygy exhibition squeezes cosmic wonders into everyday objects

Physics

Trio of Earth-sized planets around nearby star could reveal life

Artist's imression of Hitomi

Space

Japanese satellite’s death spiral linked to software malfunction

A pretty picture of lots of stars, large and small, with a cloudy blue backdrop presumably made of more stars

Space

Milky Way’s nearest galaxies may be new to the neighbourhood

Makemake shining brightly, with a small, faint blob just above it and a big arrow pointing to it

Space

Never-before-seen moon spotted around dwarf planet Makemake

The HAWC observatory near the Sierra Nevada volcano in Mexico

Physics

Water telescope鈥檚 first sky map shows flickering black holes

The Pleiades star cluster: it might have been the sun's nursery

Space

Planet Nine might be an exoplanet stolen by the sun

The hypothetical ninth planet at the fringes of our solar system might have been captured from a star passing by long ago

Space

Lasers could hide Earth from aliens 鈥� or tell them we’re here

Physics

Long-term view of extreme cosmic burst challenges astronomers

Physics

Our galaxy’s impossible collision could break gravity

Space

Japanese Hitomi satellite falls silent after taking a tumble